Ever wondered why programming in Bash is so difficult? Bash employs the same constructs as traditional programming languages; however, under the hood, the logic is rather different. The Bourne-Again ...

It is easy to dismiss bash — the typical Linux shell program — as just a command prompt that allows scripting. Bash, however, is a full-blown programming language. I wouldn’t presume to tell you that ...

One of the most powerful features of Unix and Linux is that using traditional command line tools, everything is a stream of bytes. Granted, modern software has blurred this a bit, but at the command ...

Linux Journal, representing 25+ years of publication, is the original magazine of the global Open Source community.

Few aspects of Unix system administration are more intimate than the relationship between the admin and their chosen shell. After all, the shell is the most fundamental interface to the system, the ...

Discover top-rated training courses on Udemy to help you learn or master Linux at your own pace for your professional goals. If the biggest challenge to learn Linux is finding the time to do it, this ...

Jack Wallen shows how you can create a Linux shell script that requires a password without having to save a password within the script. Image: dennizn/Adobe Stock ...